Last updated: June 2, 2025
Understanding the UV Index is crucial for residents of Rainbow City, United States, where the climate invites plenty of outdoor activities. With UV levels peaking at 11 around midday, it’s essential to grasp the implications of these readings to protect your skin from sunburn and long-term damage. The Cfa climate in Rainbow City means warm summers and mild winters, leading to higher UV exposure during the sunny months. By staying informed about UV levels, you can enjoy the sun safely while prioritizing your skin health and well-being.
The UV Index for the day presents a fascinating variation as the sun climbs higher in the sky. Starting from a gentle 1 at 07:00, the intensity gradually escalates, reaching a moderate 4 by 09:00. The peak hits at 12:00 and 13:00, soaring to an intense 11, indicating a significant risk of harm from unprotected sun exposure. As the afternoon unfolds, the index begins to decline, tapering to 8 at 15:00, and by the evening, it plummets back to a 1 by 18:00. This data serves as a reminder to stay vigilant about sun safety during those peak hours when UV exposure is at its highest!
| Time | UVI | Category | Time to Burn |
|---|---|---|---|
| 07:00 | 1 | low | 45 min |
| 08:00 | 2 | low | 45 min |
| 09:00 | 4 | moderate | 30 min |
| 10:00 | 7 | high | 25 min |
| 11:00 | 9 | very high | 15 min |
| 12:00 | 11 | extreme | 10 min |
| 13:00 | 11 | extreme | 10 min |
| 14:00 | 10 | very high | 15 min |
| 15:00 | 8 | very high | 15 min |
| 16:00 | 5 | moderate | 30 min |
| 17:00 | 3 | moderate | 30 min |
| 18:00 | 1 | low | 45 min |
| 19:00 | 1 | low | 45 min |
The UV Index varies significantly throughout the year, peaking during the summer months and indicating the best precautions for sun exposure. January and December see moderate UV levels (Index 4), with a burn time of 30 minutes. February marks the transition to high UV levels (Index 7) and a reduced burn time of 25 minutes. The high-risk period begins in March, escalating to very high levels (Index 8 and higher) in April and an extreme UV Index of 11 from May through August. Visitors and residents should take extra precautions during these months, limiting sun exposure to just 10 minutes and using protective clothing, sunscreen, and shade to prevent skin damage. Risk levels decrease in September and October, providing some relief, though caution should still be exercised given the high index readings. In summary, stay vigilant during the peak months of May to August, ensuring safe sun practices to guard against harmful UV radiation.
UV Risk Categories
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chicago UVI | 3 | 4 | 6 | 8 | 9 | 10 | 10 | 9 | 8 | 6 | 4 | 2 |
| Brooklyn UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| New York City UVI | 3 | 5 | 6 | 8 | 10 | 10 | 9 | 9 | 8 | 6 | 4 | 2 |
| Los Angeles UVI | 4 | 6 | 8 | 9 | 10 | 11 | 11 | 10 | 10 | 7 | 5 | 4 |
| Rainbow City | 4 | 7 | 8 | 10 | 11 | 11 | 11 | 11 | 9 | 7 | 6 | 4 |
| Houston UVI | 5 | 8 | 9 | 11 | 11 | 12 | 12 | 11 | 10 | 9 | 7 | 5 |